Support for leg or arm



FIG. 1 is a front left side perspective view of a support for leg or arm, showing our new design, the broken line showing of the leg is for illustrative purposes only and forms no part of the claimed design;

FIG. 2 is a left side view thereof, the right side view being a mirror image thereto;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof. 

The ornamental design for a support for leg or arm, as shown and described. 